Patents by Inventor Toshiaki Kurosu

Toshiaki Kurosu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • SUBSTRATE FOR INK EJECTION HEADS, INK EJECTION HEAD, METHOD OFMANUFACTURING SUBSTRATE, AND METHOD OF MANUFACTURING INK EJECTION HEAD
    Publication number: 20100149280
    Abstract: A liquid ejection head according to the present invention includes a heat-generating resistor layer, a first electrode layer, an insulating layer extending over the heat-generating resistive layers and the first electrode layer, and a second electrode layer that has a first portion which extending through the insulating layer and which is electrically connected to the first electrode layer and also has a second portion which is not in contact with the insulating layer. The second portion has a space or a piece of resin disposed between the insulating layer and the second electrode layer.
    Type: Application
    Filed: December 11, 2009
    Publication date: June 17, 2010
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Satoshi Ibe, Yoshinori Tagawa, Kazuhiro Asai, Hiroto Komiyama, Toshiaki Kurosu, Masataka Nagai
  • Method of manufacturing microneedle
    Publication number: 20090131887
    Abstract: The invention discloses a method of manufacturing a microneedle including the steps of forming an island etching mask having thickness distribution on a substrate, and processing the substrate into a needle by taking advantage of a difference in etching rates between the etching mask and the substrate. The invention enables to readily control a point angle and height of the manufactured needle.
    Type: Application
    Filed: January 2, 2009
    Publication date: May 21, 2009
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Kazuhiko Shiomitsu, Hiroshi Sugimura, Toshiaki Kurosu, Gaku Suzuki, Takao Tomono